class_docstr: Segment info augmented with Sound metadata.
      
code: def attribute_getter(attribute):
      if attribute == "description":
          preprocess_func = get_keyword_or_keyword_list
      else:
          preprocess_func = None
      return preprocess_func
  
imports: from dataclasses import dataclass, fields, replace
  import json
  from pathlib import Path
  import random
  import typing
  import numpy
  import torch
  from .info_audio_dataset import InfoAudioDataset, get_keyword_or_keyword_list
  from ..modules.conditioners import ConditioningAttributes, SegmentWithAttributes, WavCondition
label_desc: Use image node_id 3 for calling the SoundInfo obj's underlying member method code with example usage: obj.attribute_getter(attribute) and returns: preprocess_func